package com.itheima.main;

public class B2 {
    public static void main(String[] args) {
        int[] arr = {11,22,33};
        int abc = 100;
        System.out.println("调用change之前"+abc);
        change(abc);
        System.out.println("调用change之后"+abc);
    }
    public static void change(int number){
        System.out.println("number"+number);
        number = 200;
        System.out.println("number"+number);
    }
}
